Heart Monitor Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Heart Monitor sales on Amazon US totaled 264,900 units in July 2026 (▲ 2.7% vs. the prior month), generating an estimated $9,806,761 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 88.7% of unit volume and 71.6% of revenue, while a typical listing is priced at $84.82. The keyword itself pulled 11,264 Amazon queries over the same period (▼ 32.1% MoM).
Zooming out to the 12-month window ending July 2026, the heart monitor Top 50 moved 2,891,150 units and $110,618,662 in cumulative sales — an average of 240,929 units and $9,218,222 per month. Monthly throughput topped out at 275,600 units in September 2025 and dipped to 131,950 in May 2026, leaving the latest reading 1.6% higher than August 2025.
Heart Monitor Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
264.9K
▲ 2.7% MoM
Monthly Revenue 2026/07
$9.8M
▼ 3.7% MoM
Top 10 Market Share 2026/07
88.7%
Heart Monitor Market Share & Sales Concentration on Amazon US — July 2026
The most-sold heart monitor listing on Amazon US in July 2026 is ASIN B01C5QS1T8 (Brand: iHealth), which sold 70,000 units at $39.99 apiece — equal to 26.4% of every unit tracked in this report and 1.8× the volume of the No. 2 listing.
The Top 10 ASINs account for 235,000 units and $7,020,340 in July 2026 — 88.7% of unit volume and 71.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Heart Monitor' on Amazon
July 2026
Is 88.7% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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Top 5 Volume Share breakdown
B01C5QS1T8
iHealth Track Smart Upper Arm Blood Pressure Monitor with Wide-Range Cuff | Bluetooth BP monitor for standard to large adult arms, compatible with iOS and Android
70K
▲ 0.0%vs. prior month
$2.4M
latest month
12-month trend
B0CHXY8WQW
Oklar Wrist Blood Pressure Monitor, FDA Cleared Rechargeable BP Machine | For Home Use, Adjustable Cuff (4.92-8.46"), 240 Reading Memory for 2 Users, Voice Broadcast, Storage Case Included
40K
▲ 0.0%vs. prior month
$1.1M
latest month
12-month trend
B07PQ8WTC4
Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard, Royal Black
30K
▲ 0.0%vs. prior month
$574.5K
latest month
12-month trend
B0CCXHL3JJ
Oklar FDA Cleared Blood Pressure Monitor Upper Arm BP Machine for Home Use | Clinical Accuracy, 2x120 Memory, Large LED Display & 8.7"-15.7" Adjustable Cuff, Dual Power for Home & Travel, Black
30K
▲ 50.0%vs. prior month
$636.3K
latest month
12-month trend
B06Y2FFQB9
Zacurate 500BL Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Batteries Included (Navy Blue)
20K
▲ 100.0%vs. prior month
$210.2K
latest month
12-month trend
B01A4W8AUK
KardiaMobile 1-Lead EKG Monitor, Medical-Grade FDA-Cleared Personal Heart Monitor, Detects Normal, AFib & Arrhythmias, 30 Second Results, Works with Most Smartphones, HSA&FSA Eligible
10K
▲ 0.0%vs. prior month
$780.3K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Heart Monitor Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
iHealth is the best-performing heart monitor brand in July 2026, moving 70,000 units across 1 ASIN for 29.8% of Top 10 volume. Oklar follows with 70,000 units (29.8%), ahead of Zacurate on 50,000 units (21.3%).
With 7 brands splitting the Top 10 and 80.9% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $13.49 to $39.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
iHealth
1 ASIN in Top 10
29.8%
Units
70K
Revenue
$2.4M
Avg. price
$39.99
B01C5QS1T8
$39.99·★4.4·66.9K revsiHealth Track Smart Upper Arm Blood Pressure Monitor with Wide-Range Cuff | Bluetooth BP monitor for standard to large adult arms, compatible with iOS and Android
Units sold70K
Oklar
2 ASINs in Top 10
29.8%
Units
70K
Revenue
$1.8M
Avg. price
$23.04
B0CHXY8WQW
$26.09·★4.2·31.6K revsOklar Wrist Blood Pressure Monitor, FDA Cleared Rechargeable BP Machine | For Home Use, Adjustable Cuff (4.92-8.46"), 240 Reading Memory for 2 Users, Voice Broadcast, Storage Case Included
Units sold40KB0CCXHL3JJ
$19.99·★4.3·12.2K revsOklar FDA Cleared Blood Pressure Monitor Upper Arm BP Machine for Home Use | Clinical Accuracy, 2x120 Memory, Large LED Display & 8.7"-15.7" Adjustable Cuff, Dual Power for Home & Travel, Black
Units sold30K
Zacurate
2 ASINs in Top 10
21.3%
Units
50K
Revenue
$784.7K
Avg. price
$13.49
B07PQ8WTC4
$17.99·★4.6·238.2K revsZacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard, Royal Black
Units sold30KB06Y2FFQB9
$8.99·★4.6·125.4K revsZacurate 500BL Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Batteries Included (Navy Blue)
Units sold20K
Trending Heart Monitor Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. On the growth side, B0DQ9KDKT2 leads positive momentum with ▲ 300.0% MoM growth on 2K units, with B0DQB2F5GD close behind at ▲ 300.0% MoM on 400 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0DQ9KDKT2
Garmin HRM 200
Price
$79.99
Rating
4.2
Reviews
1.6K
Latest month sales
B0DQB2F5GD
Garmin HRM 200
Price
$74.99
Rating
4.2
Reviews
1.6K
Latest month sales
B07BS6B4PD
COOSPO H6 Heart Rate Monitor Chest Strap Bluetooth 4.0 ANT+ IP67 Chest Heart Rate Sensor for Peloton Polar DDP Yoga Map My Ride Garmin Sports Watches
Unlock to view ASIN details and product titles
Price
$29.99
Rating
4.2
Reviews
3.3K
Latest month sales
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